On Thu, 3 Jun 2021, at 19:48, Steven Lee wrote: > AST2600 supports 2 SGPIO master interfaces one with 128 pins another one > with 80 pins. > > Signed-off-by: Steven Lee <steven_lee@xxxxxxxxxxxxxx> > --- > arch/arm/boot/dts/aspeed-g6.dtsi | 30 ++++++++++++++++++++++++++++++ > 1 file changed, 30 insertions(+) > > diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi > index f96607b7b4e2..e56e92e206f1 100644 > --- a/arch/arm/boot/dts/aspeed-g6.dtsi > +++ b/arch/arm/boot/dts/aspeed-g6.dtsi > @@ -377,6 +377,36 @@ > #interrupt-cells = <2>; > }; > > + sgpiom0: sgpiom@1e780500 { > + #gpio-cells = <2>; > + gpio-controller; > + compatible = "aspeed,ast2600-sgpiom1"; See my comment on the compatible names on the binding document. Andrew